patch applied (packages/Cabal): Use unknown rather than specific other repo kinds

[Ian Lynagh]

Tue Sep 30 20:36:37 PDT 2008  Duncan Coutts <duncan at haskell.org>
  * Use unknown rather than specific other repo kinds
  We can still add more as necessary

    M ./Distribution/PackageDescription.hs -8 +5

View patch online:
http://darcs.haskell.org/packages/Cabal/_darcs/patches/20081001033637-adfee-7c42a7f45e41308be325bf9fb3bba4170ad2fba2.gz